Consolidated Statements of Changes In Shareholders' Equity (Unaudited) - USD ($) $ in Millions		Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Treasury Stock, Common [Member]	AOCI Attributable to Parent [Member]	Parent [Member]	Noncontrolling Interest [Member]	Total
Balance at Dec. 31, 2022		$ 910	$ 16,682	$ 16,778	$ (20,532)	$ (1,830)	$ 12,008	$ 267	$ 12,275
Net income (loss)				176			176	15	191
Other comprehensive loss						(67)	(67)		(67)
Shares issued to benefit plans and for option exercises		1	64				65		65
Common dividends				(241)			(241)		(241)
Other, net	[1]				(16)		(16)		(16)
Balance at Mar. 31, 2023		911	16,746	16,713	(20,548)	(1,897)	11,925	282	12,207
Balance at Dec. 31, 2023		916	16,929	16,391	(20,637)	(2,048)	11,551	317	11,868
Net income (loss)				209			209	16	225
Other comprehensive loss						(327)	(327)	(1)	(328)
Shares issued to benefit plans and for option exercises		1	69				70		70
Common dividends				(242)			(242)		(242)
Other, net	[1]				(35)		(35)	1	(34)
Balance at Mar. 31, 2024		$ 917	$ 16,998	$ 16,358	$ (20,672)	$ (2,375)	$ 11,226	$ 333	$ 11,559

[1] Treasury stock includes the deemed surrender to the Company of common stock to satisfy employee tax withholding obligations.